Flow rate regulator unit



FIG. 1 is a bottom plan view of a flow rate regulator unit showing my new design;

FIG. 2 is a bottom, front perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a top, front perspective view thereof;

FIG. 5 is front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a right side elevational view thereof.

The broken lines represent unclaimed portions of the flow rate regulator unit and do not form part of the claimed design. 

CLAIM The ornamental design for a flow rate regulator unit, as shown and described. 